National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fog/Mist

33°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in (1018.8 mb)
Dewpoint 33°F (1°C)
Visibility 5.00 mi
Last update 20 Apr 3:53 am EDT
Extended Forecast for

2 Miles SSE White Horse NJ

Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Today

    Today: A chance of showers, mainly between noon and 2pm. Partly sunny, with a high near 52. Light and variable wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 52 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 29. North wind around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 56. Calm wind becoming northwest around 5 mph.

    High: 56 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Increasing clouds, with a low around 43. South wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 2pm. Partly sunny, with a high near 67. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers, mainly between noon and 2pm. Partly sunny, with a high near 52. Light and variable wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 30%.
Tonight
Mostly clear, with a low around 29. North wind around 5 mph.
Tuesday
Sunny, with a high near 56. Calm wind becoming northwest around 5 mph.
Tuesday Night
A chance of showers after 2am. Increasing clouds, with a low around 43. South wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers before 2pm. Partly sunny, with a high near 67. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 70.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE White Horse NJ
 40.17°N 74.71°W (Elev. 7 ft)
Last Update:
3:09 am EDT Apr 20, 2026
Forecast Valid:
4am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation